diff --git a/Differences.md b/Differences.md
index b860445..64d6b37 100644
--- a/Differences.md
+++ b/Differences.md
@@ -28,5 +28,5 @@ Known issues are essentially bugs, misfeaturures, and omissions considered such,
 1. <strike>Only the very basic implementation of % string formatting operator is available (%s and %r formatting codes).</strike> [#403](//github.com/micropython/micropython/issues/403).
 1. ``struct`` module should have all functionality, but misses some syntactic sugar (like repetition specifiers in type strings).
 1. ``re`` module not implemented. [#13](//github.com/micropython/micropython/issues/13)
-1. Only beginning of ``io`` module and class hierarchy exists so far. In particular, ``io.StringIO`` is not implemented.
+1. Only beginning of ``io`` module and class hierarchy exists so far.
 1. ``collecions.deque`` class is not implemented.